Macklemore & Ryan Lewis' 'Thrift Shop' tops singles chart

Coming in at No. 2 on the Billboard Hot 100 is Bruno Mars' "Locked Out of Heaven," followed by The Lumineers' "Ho Hey" at No. 3, Justin Timberlake's "Suit & Tie" at No. 4 and Taylor Swift's "I Knew You Were Trouble" at No. 5.